RU2069235C1 - Способ извлечения благородных металлов из руд, рудных концентратов или хвостовых отходов - Google Patents
Способ извлечения благородных металлов из руд, рудных концентратов или хвостовых отходов Download PDFInfo
- Publication number
- RU2069235C1 RU2069235C1 SU5001855A RU2069235C1 RU 2069235 C1 RU2069235 C1 RU 2069235C1 SU 5001855 A SU5001855 A SU 5001855A RU 2069235 C1 RU2069235 C1 RU 2069235C1
- Authority
- RU
- Russia
- Prior art keywords
- gold
- pulp
- coal
- extraction
- leaching
- Prior art date
Links
- 239000012141 concentrate Substances 0.000 title claims abstract description 35
- 238000000605 extraction Methods 0.000 title claims abstract description 33
- 229910000510 noble metal Inorganic materials 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims description 63
- 239000012265 solid product Substances 0.000 claims abstract description 27
- 238000002386 leaching Methods 0.000 claims description 74
- 239000000243 solution Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 20
- 238000010790 dilution Methods 0.000 claims description 15
- 239000012895 dilution Substances 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000003456 ion exchange resin Substances 0.000 claims description 8
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 7
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000010970 precious metal Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000011282 treatment Methods 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 2
- 239000003153 chemical reaction reagent Substances 0.000 claims 4
- 230000001590 oxidative effect Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
- 235000021055 solid food Nutrition 0.000 claims 1
- 239000010931 gold Substances 0.000 abstract description 160
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract description 140
- 229910052737 gold Inorganic materials 0.000 abstract description 140
- 239000003245 coal Substances 0.000 abstract description 122
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract description 37
- 239000012452 mother liquor Substances 0.000 abstract description 27
- 239000011347 resin Substances 0.000 abstract description 16
- 229920005989 resin Polymers 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 15
- 239000000126 substance Substances 0.000 abstract description 5
- 238000005342 ion exchange Methods 0.000 abstract description 4
- 238000007865 diluting Methods 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000004458 analytical method Methods 0.000 description 35
- 239000012736 aqueous medium Substances 0.000 description 28
- 239000002245 particle Substances 0.000 description 27
- 238000011084 recovery Methods 0.000 description 27
- 230000008569 process Effects 0.000 description 26
- 239000007787 solid Substances 0.000 description 24
- 239000007788 liquid Substances 0.000 description 20
- 239000003463 adsorbent Substances 0.000 description 18
- 239000004927 clay Substances 0.000 description 14
- 238000003795 desorption Methods 0.000 description 13
- 238000000926 separation method Methods 0.000 description 11
- 238000001179 sorption measurement Methods 0.000 description 11
- 239000002270 dispersing agent Substances 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 8
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 8
- 239000000460 chlorine Substances 0.000 description 8
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 8
- 229910052725 zinc Inorganic materials 0.000 description 8
- 239000011701 zinc Substances 0.000 description 8
- PTTPXKJBFFKCEK-UHFFFAOYSA-N 2-Methyl-4-heptanone Chemical compound CC(C)CC(=O)CC(C)C PTTPXKJBFFKCEK-UHFFFAOYSA-N 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000004332 silver Substances 0.000 description 6
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 5
- 150000002825 nitriles Chemical class 0.000 description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000002956 ash Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 239000002609 medium Substances 0.000 description 4
- 239000011368 organic material Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 238000004380 ashing Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- -1 platinum group metals Chemical class 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 239000010883 coal ash Substances 0.000 description 2
- 238000009838 combustion analysis Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000008139 complexing agent Substances 0.000 description 2
- 238000006392 deoxygenation reaction Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000004445 quantitative analysis Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 101100436333 Komagataella phaffii (strain GS115 / ATCC 20864) ATG26 gene Proteins 0.000 description 1
- WOFVPNPAVMKHCX-UHFFFAOYSA-N N#C[Au](C#N)C#N Chemical class N#C[Au](C#N)C#N WOFVPNPAVMKHCX-UHFFFAOYSA-N 0.000 description 1
- 229920000388 Polyphosphate Polymers 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 229920001429 chelating resin Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000012633 leachable Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 1
- 235000019982 sodium hexametaphosphate Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical compound [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
- C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPJ307989 | 1989-03-07 | ||
| AUPI3079 | 1989-03-07 | ||
| AUPJ484089 | 1989-06-22 | ||
| AUPI4840 | 1989-06-22 | ||
| PCT/AU1990/000086 WO1990010721A1 (fr) | 1989-03-07 | 1990-03-06 | Recuperation de metaux du groupe comprenant l'or, l'argent et le platine a l'aide d'agents de lessivage a des basses densites de pulpe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2069235C1 true RU2069235C1 (ru) | 1996-11-20 |
Family
ID=25643643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU5001855 RU2069235C1 (ru) | 1989-03-07 | 1990-03-06 | Способ извлечения благородных металлов из руд, рудных концентратов или хвостовых отходов |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US5215575A (fr) |
| CN (1) | CN1036283C (fr) |
| AP (1) | AP151A (fr) |
| AR (1) | AR246558A1 (fr) |
| BR (1) | BR9007193A (fr) |
| CA (1) | CA2045551A1 (fr) |
| CU (1) | CU22322A3 (fr) |
| GB (1) | GB2248631B (fr) |
| GR (1) | GR1002301B (fr) |
| HR (1) | HRP920601A2 (fr) |
| IE (1) | IE62041B1 (fr) |
| IL (1) | IL93664A (fr) |
| IN (1) | IN178836B (fr) |
| MA (1) | MA22480A1 (fr) |
| MY (1) | MY105658A (fr) |
| NZ (1) | NZ232793A (fr) |
| OA (1) | OA09217A (fr) |
| PE (1) | PE891A1 (fr) |
| PH (1) | PH27611A (fr) |
| RU (1) | RU2069235C1 (fr) |
| WO (1) | WO1990010721A1 (fr) |
| YU (1) | YU46290A (fr) |
| ZA (1) | ZA901703B (fr) |
Families Citing this family (65)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993018192A1 (fr) * | 1992-03-09 | 1993-09-16 | Pivot Mining Nl | Lixiviation en continu par des solutions a base d'alcool de minerais titaniferes traites |
| US5354359A (en) * | 1992-04-01 | 1994-10-11 | Newmont Gold Co. | Hydrometallurgical process for the recovery of precious metal values from precious metal ores with thiosulfate lixiviant |
| US5449396A (en) * | 1993-02-16 | 1995-09-12 | Laskorin; Boris N. | Method for recovering gold and silver from ore starting materials |
| CA2147307A1 (fr) * | 1994-04-20 | 1995-10-21 | Dean Butler | Recuperation de metal noble |
| USH1661H (en) * | 1994-08-30 | 1997-07-01 | The United States Of America As Represented By The Secretary Of The Navy | Ion exchange removal of cations under chelating/complexing conditions |
| US5785736A (en) * | 1995-02-10 | 1998-07-28 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation, thiosulfate leaching and resin-in-pulp adsorption |
| US5536297A (en) * | 1995-02-10 | 1996-07-16 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation and thiosulfate leaching |
| DE19710529A1 (de) * | 1997-03-14 | 1998-09-17 | Ruhr Zink Gmbh | Verfahren zur Anreicherung von Silber oder anderen Wertmetallen durch Flotation aus einer Suspension, beispielsweise aus den Rückständen der Zinklaugung |
| GB9804486D0 (en) * | 1998-03-02 | 1998-04-29 | Robinson Lee F | Extraction of valuable metal |
| US6251163B1 (en) | 1998-03-04 | 2001-06-26 | Placer Dome, Inc. | Method for recovering gold from refractory carbonaceous ores |
| US6368381B1 (en) | 1998-03-11 | 2002-04-09 | Placer Dome Technical Services, Ltd. | Autoclave using agitator and sparge tube to provide high oxygen transfer rate to metal-containing solutions |
| US6010869A (en) * | 1998-07-23 | 2000-01-04 | The United States Of America As Represented By The Secretary Of The Air Force | Method to collect and recover microorganisms from environmental samples |
| RU2152448C1 (ru) * | 1999-01-13 | 2000-07-10 | Институт химии нефти СО РАН | Способ извлечения благородных металлов |
| US6221001B1 (en) | 1999-01-26 | 2001-04-24 | Ada Environmental Solutions Llc | Fly-ash slurry with solidification retardant |
| US6267802B1 (en) | 1999-06-17 | 2001-07-31 | Ada Environmental Solutions, Llc | Composition apparatus and method for flue gas conditioning |
| US6270555B1 (en) | 1999-12-30 | 2001-08-07 | Solvay Minerals, Inc. | Process for treating precious metal ores |
| US6344068B1 (en) | 2000-04-04 | 2002-02-05 | Barrick Gold Corporation | Process for recovering gold from thiosulfate leach solutions and slurries with ion exchange resin |
| US6660059B2 (en) | 2000-05-19 | 2003-12-09 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
| US6494932B1 (en) | 2000-06-06 | 2002-12-17 | Birch Mountain Resources, Ltd. | Recovery of natural nanoclusters and the nanoclusters isolated thereby |
| GB0025502D0 (en) | 2000-10-18 | 2000-11-29 | Johnson Matthey Plc | Metal scavenging |
| US6632264B2 (en) | 2001-04-17 | 2003-10-14 | The University Of British Columbia | Gold recovery from thiosulfate leaching |
| RU2214463C1 (ru) * | 2002-03-14 | 2003-10-20 | Иркутский государственный технический университет | Способ извлечения серебра из цианистых растворов и пульп |
| US7811594B2 (en) * | 2002-03-28 | 2010-10-12 | Beiersdorf Ag | Crosslinked oil droplet-based cosmetic or pharmaceutical emulsions |
| US6797035B2 (en) * | 2002-08-30 | 2004-09-28 | Ada Environmental Solutions, Llc | Oxidizing additives for control of particulate emissions |
| US7722840B2 (en) * | 2002-11-15 | 2010-05-25 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
| US6827837B2 (en) * | 2002-11-22 | 2004-12-07 | Robert W. Halliday | Method for recovering trace elements from coal |
| RU2235140C2 (ru) * | 2002-12-06 | 2004-08-27 | Горный институт Уральского отделения РАН | Способ извлечения благородных металлов |
| RU2237092C1 (ru) * | 2003-02-19 | 2004-09-27 | Институт химии Дальневосточного отделения РАН (статус государственного учреждения) | Способ извлечения серебра из флотационных сульфидных концентратов |
| US20040237721A1 (en) * | 2003-05-29 | 2004-12-02 | Morteza Baghalha | Anoxic leaching of precious metals with thiosulfate and precious metal oxidants |
| AR054096A1 (es) * | 2004-11-12 | 2007-06-06 | Monsanto Technology Llc | Recuperacion de metales nobles de corrientes de proceso acuosas y proceso de preparacion de n-(fosfonometil)-glicina |
| US7604783B2 (en) * | 2004-12-22 | 2009-10-20 | Placer Dome Technical Services Limited | Reduction of lime consumption when treating refractor gold ores or concentrates |
| DE112006002407T5 (de) * | 2005-09-06 | 2008-07-17 | Anglo Platinum Ltd., Marshalltown | Brandprobenschmelzmittelzusammensetzung für die Analyse von PGM und Gold aufweisenden Mineralproben |
| US8061888B2 (en) | 2006-03-17 | 2011-11-22 | Barrick Gold Corporation | Autoclave with underflow dividers |
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| CA2821467C (fr) | 2013-07-18 | 2019-12-24 | Nichromet Extraction Inc. | Methode de recuperation de l'or sur des particules |
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| CN112074619A (zh) | 2018-05-03 | 2020-12-11 | 阿拉弗拉资源有限公司 | 处理稀土硫酸盐溶液 |
| PE20211512A1 (es) | 2019-01-21 | 2021-08-11 | Barrick Gold Corp | Metodo para la lixiviacion con tiosulfato catalizado con carbon de materiales que contienen oro |
| RU2699142C1 (ru) * | 2019-03-27 | 2019-09-03 | Федеральное государственное бюджетное научное учреждение "Федеральный исследовательский центр "Красноярский научный центр Сибирского отделения Российской академии наук" (ФИЦ КНЦ СО РАН, КНЦ СО РАН) | Способ извлечения серебра из солянокислых растворов |
| CN112011687A (zh) * | 2019-05-31 | 2020-12-01 | 王志广 | 一种新型金银浸出剂及其制备方法 |
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- 1990-03-05 NZ NZ232793A patent/NZ232793A/en unknown
- 1990-03-05 IN IN204DE1990 patent/IN178836B/en unknown
- 1990-03-05 PH PH40136A patent/PH27611A/en unknown
- 1990-03-06 IE IE78190A patent/IE62041B1/en not_active IP Right Cessation
- 1990-03-06 BR BR9007193A patent/BR9007193A/pt unknown
- 1990-03-06 RU SU5001855 patent/RU2069235C1/ru active
- 1990-03-06 IL IL9366490A patent/IL93664A/en not_active IP Right Cessation
- 1990-03-06 CA CA2045551A patent/CA2045551A1/fr not_active Abandoned
- 1990-03-06 AR AR31632590A patent/AR246558A1/es active
- 1990-03-06 WO PCT/AU1990/000086 patent/WO1990010721A1/fr not_active Ceased
- 1990-03-06 ZA ZA901703A patent/ZA901703B/xx unknown
- 1990-03-06 US US07/752,561 patent/US5215575A/en not_active Expired - Fee Related
- 1990-03-07 MA MA22030A patent/MA22480A1/fr unknown
- 1990-03-07 GR GR900100161A patent/GR1002301B/el unknown
- 1990-03-07 CN CN90101201A patent/CN1036283C/zh not_active Expired - Fee Related
- 1990-03-07 YU YU46290A patent/YU46290A/sh unknown
- 1990-03-07 AP APAP/P/1990/000167A patent/AP151A/en active
- 1990-03-13 PE PE1990166215A patent/PE891A1/es active Application Revival
- 1990-03-17 CU CU1990049A patent/CU22322A3/es unknown
- 1990-06-22 OA OA59811A patent/OA09217A/fr unknown
-
1991
- 1991-07-29 GB GB9116316A patent/GB2248631B/en not_active Expired - Fee Related
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1992
- 1992-09-29 HR HR920601A patent/HRP920601A2/hr not_active Application Discontinuation
Non-Patent Citations (1)
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| РЖ "Металлургия", 2П294, 1987. * |
Also Published As
| Publication number | Publication date |
|---|---|
| HRP920601A2 (en) | 1995-06-30 |
| IE62041B1 (en) | 1994-12-14 |
| PE891A1 (es) | 1991-02-02 |
| ZA901703B (en) | 1990-12-28 |
| CU22322A3 (es) | 1995-01-31 |
| WO1990010721A1 (fr) | 1990-09-20 |
| CN1046942A (zh) | 1990-11-14 |
| CA2045551A1 (fr) | 1990-09-20 |
| AP151A (en) | 1991-10-02 |
| BR9007193A (pt) | 1991-11-26 |
| NZ232793A (en) | 1991-07-26 |
| AR246558A1 (es) | 1994-08-31 |
| GR1002301B (el) | 1996-05-07 |
| IE900781L (en) | 1990-09-07 |
| GR900100161A (el) | 1991-07-31 |
| GB9116316D0 (en) | 1991-09-11 |
| US5215575A (en) | 1993-06-01 |
| GB2248631A (en) | 1992-04-15 |
| IN178836B (fr) | 1997-07-05 |
| IL93664A (en) | 1994-11-11 |
| OA09217A (fr) | 1992-06-30 |
| CN1036283C (zh) | 1997-10-29 |
| MA22480A1 (fr) | 1992-12-31 |
| GB2248631B (en) | 1993-06-09 |
| AU631413B2 (en) | 1992-11-26 |
| PH27611A (en) | 1993-08-31 |
| YU46290A (sh) | 1993-11-16 |
| AU5260690A (en) | 1990-10-09 |
| AP9000167A0 (en) | 1990-04-30 |
| MY105658A (en) | 1994-11-30 |
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